Whales, seals or men? Who stole all the fish?
...y round. They see the notion that whales and seals eat too much fish as unwarranted propaganda intended s...h America routinely claim that seals and sea lions eat so many cod and salmon that they reduce the fishers' take. Conversely, environmental groups such a...Dramatic decline of California native frog linked to introduced trout in mountain lakes
...80s. Some biologists even claimed that trout don't eat tadpoles, Vredenburg said. Vredenburg's study, conducted in a remote and rugged area of Kings Canyon National Park, shows both these assumptions to be false. He noted that, while trout were planted in the fishless high-altitude lakes beginning in the...Fire ant killing protozoa found in 120 Texas counties
...e ecological balance. The predatory types kill and eat many other insects, both harmful and beneficial. Though small individually, collectively ants can make a huge impact. Worldwide, a figure for ants comprising 15 percent of all terrestrial animal biomass is not out of line. "No one really knows for ...For a male sand goby, playing 'Mr. Mom' is key to female's heart
...companied males in small nests were most likely to eat all of their eggs, the authors noted. Bigger nests provide space for additional mating, encouraging the males to improve their parenting appearances, she said. St. Mary added that although the parental courtship behavior is the first-ever documented...Children's eating patterns show 'striking' changes in two decades
...e insight into what both children and young adults eat and how children's dietary decisions affect their long-term health," said ADA Spokesperson Gail Frank, who designed and directed dietary studies of the Bogalusa study from its beginning in 1972 until 1987. Frank did not participate in the Baylor gro...In male monkeys, too much soy has adverse effects
...han amounts consumed by many Asians, who typically eat more soy than other populations. But, the isoflavone levels are comparable to levels found in many dietary supplements sold in the United States. The FDA approved a statement in 1999 that said, "25 grams of soy protein a day, as part of a diet low i...New Woods Hole Center for Oceans and Human Health established
...e the cause of outbreaks of dysentery after people eat contaminated shellfish harvested from temperate coastal waters. Research projects will be conducted in each of the Institutions but will also take advantage of the MBL's genomics facility, which will enable COHH researchers to do high volume DNA se...New studies show Curves Program raises metabolic rate in overweight and sedentary women
...ir metabolic rate, study participants were able to eat as much as 2600 calories a day and maintain their ...ds to the burning of fat stores and the ability to eat a healthy amount of food." Heavin holds a degree in Health and Nutrition Counseling and is the autho...The Hunter's Breath tells a story of adventure and discovery in Antarctica
...oles to search out, stalk, chase, catch, kill, and eat their prey before returning to the surface to breathe again. Physiological measurements of diving seals enabled Williams to calculate how much energy the seals had to expend to catch their meals. She also gained insights into how the seals ma...Mantis shrimp may have swiftest kick in the animal kingdom
...en light. The smashing impacts and cavitation also eat away at the heel of the shrimp's appendage. Some shrimp develop holes completely through the exoskeleton to the flesh below, though periodic molting renews the hard mineralized heel surface. Stomatopods are unique in many other ways. Caldwell discove...More useful plants may sprout from gene role discovery
...re, but even that has a limit because it will only eat so much," Chapple said. "Or you could make what the cow eats more energy-rich by improving the digestibility." The other researchers involved in this study were: Ramesh Nair, now with Pioneer Hi-Bred International; Kristen Bastress, Duke University g...Study reveals poor Houston air quality
...ochemical plants and power plants. Nitrogen oxides eat up ozone at night. "It all means a significant health risk is possible for people in this area unless something is done." Some studies have previously shown Houston to have some of the worst air pollution in the United States. The city also has one...East Texas feral hog numbers skyrocketed in last decade
...or livestock. Because they are aggressive and will eat some of the same foods, they will compete with wild-tailed deer and other wildlife species. When asked to evaluate the damage feral hogs have done since arriving, most of the landowners put the cost in the thousands of dollars. The average damage re...First flavors form a lasting impression
...delphia, PA -- Ever wonder why your child loves to eat macaroni and cheese while her best friend likes nothing better than a steaming bowl of cauliflower curry? The answer may lie in part with what they were fed as young infants. Researchers at the Monell Chemical Senses Center in Philadelphia report t...Leptin rewires the brain's feeding circuits
...an. "Some people might have a more potent drive to eat and to weigh more than do others. And it might mean that conscious factors can't fully explain how a person eats." Such findings might also contribute in time to a broader understanding of why administering leptin can reduce weight in some obese peop...Fat hormone leptin alters brain architecture and activity, which in turn drives feeding behavior
... inhibits NPY neurons that encourage the animal to eat and reserve energy. At the same time the hormone activates POMC neurons that curtail feeding. And it does this by altering the synaptic inputs of these cells -- the points where the cells connect and communicate. The Rockefeller scientists suggest th...AChemS: Cutting edge research in taste, smell, & chemical irritation
...es are also important in determining what foods we eat and the products we use. The pleasures derived from eating are mainly based on the chemical senses. Thousands of Americans experience loss of smell or taste each year resulting from head trauma, sinus disease, normal aging and neurological disorders,...'Telling people what they want to believe'
... creator Robert Atkins agreed "that many Americans eat excessive amounts of processed foods high in simple carbohydrates," which people can consume in large quantities without feeling full. But even though they "agreed on the diagnosis," Ornish writes, the two "disagreed about the prescription." ......nt trees, but as researchers discovered, they also eat less narrowleaf if that is the only variety in their territory. The group took another look at the chemicals in the branches chosen, and discovered the beavers preference fell in-line with lower levels of tannins in the Fremont and close hybrids ...... like boiled soybeans. The kids gleefully peel and eat the soybeans and toss the shells out the car window on the way home. And maybe, just maybe, one or two female aphids emerged from those shells. "When you're talking about insects that reproduce asexually and sexually, one or two females is all yo...